明年比賽用球更不彈 高縫線與國際接軌 - 棒球
By Anonymous
at 2020-12-08T14:46
at 2020-12-08T14:46
Table of Contents
中職/明年比賽用球更不彈 高縫線與國際接軌
記者王真魚/台北報導
中華職棒8日召開領隊會議,確定比賽用球仍是華櫻990,並且會再下修比賽用球彈性係數
,彈性恢復係數中間值從0.560調降到0.550,且採用0.07公分的高縫線用球,與國際接軌
。
中職今年上半季共327支全壘打,比賽用球被認為是「彈力球」,聯盟公布第一次檢測恢
復係數(COR)0.574,第二次檢測恢復係數為0.571,兩次結果都有係數偏高現象。
下半季更換比賽用球,第一次檢測恢復係數(COR)為0.563,在中華職棒球團代表會議建議
數值0.550~0.570之範圍內。
領隊會議今天決議,比賽用球彈性恢復係數中間值將調降到0.550,係數標準0.550~0.560
之間,且進一步確認採用高縫線用球,副秘書長王惠民指出,以往縫線高度是0.05公分,
將改至0.07,符合國際標準。
https://sports.ettoday.net/news/1871900?redirect=1
--
記者王真魚/台北報導
中華職棒8日召開領隊會議,確定比賽用球仍是華櫻990,並且會再下修比賽用球彈性係數
,彈性恢復係數中間值從0.560調降到0.550,且採用0.07公分的高縫線用球,與國際接軌
。
中職今年上半季共327支全壘打,比賽用球被認為是「彈力球」,聯盟公布第一次檢測恢
復係數(COR)0.574,第二次檢測恢復係數為0.571,兩次結果都有係數偏高現象。
下半季更換比賽用球,第一次檢測恢復係數(COR)為0.563,在中華職棒球團代表會議建議
數值0.550~0.570之範圍內。
領隊會議今天決議,比賽用球彈性恢復係數中間值將調降到0.550,係數標準0.550~0.560
之間,且進一步確認採用高縫線用球,副秘書長王惠民指出,以往縫線高度是0.05公分,
將改至0.07,符合國際標準。
https://sports.ettoday.net/news/1871900?redirect=1
--
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